healthy-eating-Grammar.ppt
1. You _ be hungry already you had lunch only two hours ago! A. wouldnt B. cant C. mustnt D. neednt2. According to the air traffic rules, you _ switch off your mobile phone before boarding. A. may B. can C. would D. should3. She _ have left school, for her bike is still here. A. cant B. wouldnt C. shouldnt D. mustntB D A 4. It is usually warm in my hometown in March, but it _ be rather cold sometimes. A. must B. can C. should D. would5. You dont have to know the name of the author to find a book. You _ find the book by the title. A. must B. need C. can D. would 6. Could I have a word with you, Mum? Oh dear, if you _. A. can B. must C. may D. shouldB C B 7.As he had heart attack, he was told that he _ continue the work.A. neednt B. may not C. mustnt D. cant8. An Englishman who _ not speak Italian was once traveling in Italy. A. must B. could C. may D. might9. I _ like to make a suggestion. A. could B. would C. must D. might10. I know things are hard with you, but you _ try to get over the difficulties.A. can B. may C. must D. oughtC C B B ought to “应该应该”,没有,没有人称人称,数和时态数和时态的变化,的变化,后接后接动词原形动词原形可以表示现在、将来或过去将来,可以表示现在、将来或过去将来,由时间状语或上下文决定。由时间状语或上下文决定。 They ought to come tomorrow. He thought that they ought to take part in the design. ought toought的否定形式的否定形式 ought not to疑问式将疑问式将ought提到句首构成。提到句首构成。 Ought we to do it at once?在反意疑问句里,下面两种形式都可以:在反意疑问句里,下面两种形式都可以: He ought to be here, shouldnt he? He ought to be here, oughtnt he?更常用更常用 三者均表示建议,意为三者均表示建议,意为“应该应该”,“应应当当”或或“最好做最好做”,三者的语气程度三者的语气程度为渐强。为渐强。You ought to help him because he is in trouble now.(语气强,有命令意味。语气强,有命令意味。)You should have a rest after finishing your sports.(一般性建议)(一般性建议)had better, should & ought to表本应该做而实际未做表本应该做而实际未做 ought to / should have done You ought to have told him about the news . have to 强调强调客观客观需要,有人称、时态的变化。需要,有人称、时态的变化。 而而must则表示则表示主观主观愿望、主观看法,只能用于愿望、主观看法,只能用于一般现在时和一般将来时。一般现在时和一般将来时。- Would you like to come to my house on National Day? -Thank you, Id love to. But I have to see my uncle on that day. We must finish the work before lunch. have to & mustMust they do it right now ? Yes, they must. No, they neednt/dont have to.need和和dare既可用作情态动词,也可用作实既可用作情态动词,也可用作实义动词。用作情态动词时,主要用于义动词。用作情态动词时,主要用于否定句否定句和和疑问句疑问句。用作实义动词时,可用于各种句。用作实义动词时,可用于各种句式。式。 1. 用作情态动词用作情态动词 You neednt telephone him now. I dont think you need worry. She dare not go out alone at night. How dare you say Im unfair? dare & need2.用作实义动词用作实义动词 You dont need to do it yourself. We need to tell them the news.We should dare to give our own opinion. He did not dare (to) look up. I dare say hell come again. (I dare say为固定习语)为固定习语) 注意对注意对need问句的回答问句的回答: -Need I finish the work today? -Yes, _. No, _. No, _.you mustyou needntyou dont have toneednt 对其它情态动词的回答对其它情态动词的回答:-Shall I tell John about it?-No, you _.-No, you _. -Must we do it now? -No, you _.-No, you _.needntdont have toneedntdont have to1. You _ your tooth pulled out before it rot completely. A. had better got B. had to get better C. had better to getD. had better get2. When we got to the cinema, the film hasnt started yet, so we _. A. neednt hurry B. didnt need hurry C. neednt to hurry D. neednt have hurried3. It was really very dangerous; you _ him seriously. A. might have injuredB. could injure C. should have injured D. must injure DDA4. We ought to help each other in our work, _? A. oughtnt we B. should we C. shouldnt weD. ought to we5. When I got to the cinema, the film had already started; I_ there earlier.A. ought to get B. ought to have got C. must have got D. must getBA6. Mum, I climbed to the top of the shelf and got the Teddy Bear. My goodness! You may have hurt yourself. You _ do that again. A. dont have to B. may not C. neednt D. mustnt 7. Everybody is working hard. There _ be trouble in finishing the work on time. A. ought not to B. neednt C. mustnt D. ought to not D A 8. She _ go out alone at night. A. dare not B. dares not C. dare not to D. dares not to 9. I didnt hear the phone. I _asleep A. must be B. must have been C. should be D. should have beenB A 10. -There were already five people in the car, but they managed to take me as well. -It _a comfortable journey A. cant be B. shouldnt be C. mustnt have been D. couldnt have been 11. Its nearly seven oclock . Jack _be here at any moment. A. must B. need C. should D. could D C12. You _ take me to the station, and my brother is taking me. A. dont have to B. mustnt C. cant D. shouldnt 13. Must I hand in the homework now? _. You can hand it in tomorrow morning. A. Yes, you must B. No, you neednt C. Yes, you need D. No, you mustnt A B 进入夏天,少不了一个热字当头,电扇空调陆续登场,每逢此时,总会想起那一把蒲扇。蒲扇,是记忆中的农村,夏季经常用的一件物品。记忆中的故乡,每逢进入夏天,集市上最常见的便是蒲扇、凉席,不论男女老少,个个手持一把,忽闪忽闪个不停,嘴里叨叨着“怎么这么热”,于是三五成群,聚在大树下,或站着,或随即坐在石头上,手持那把扇子,边唠嗑边乘凉。孩子们却在周围跑跑跳跳,热得满头大汗,不时听到“强子,别跑了,快来我给你扇扇”。孩子们才不听这一套,跑个没完,直到累气喘吁吁,这才一跑一踮地围过了,这时母亲总是,好似生气的样子,边扇边训,“你看热的,跑什么?”此时这把蒲扇,是那么凉快,那么的温馨幸福,有母亲的味道!蒲扇是中国传统工艺品,在我国已有三千年多年的历史。取材于棕榈树,制作简单,方便携带,且蒲扇的表面光滑,因而,古人常会在上面作画。古有棕扇、葵扇、蒲扇、蕉扇诸名,实即今日的蒲扇,江浙称之为芭蕉扇。六七十年代,人们最常用的就是这种,似圆非圆,轻巧又便宜的蒲扇。蒲扇流传至今,我的记忆中,它跨越了半个世纪,也走过了我们的半个人生的轨迹,携带着特有的念想,一年年,一天天,流向长长的时间隧道,袅